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Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.
Shenzhen Bonad Instrument Co., Ltd.
Movel Scientific Instrument Co., Ltd.
Shanghai Tongqing Trading Co., Ltd.
Beijing Zohonice Beauty Equipment Co., Ltd.
Nanjing Co-Energy Optical Crystal Co., Ltd.
VY Optoelectronics Co., Ltd.
Foshan City DaiNi Electronic Technology Co., Ltd.
Wuhan Joho Technology Co., Ltd.
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.
Jiangsu Zhongyi Automobile Machinery Equipment Manufacture Co., Ltd.
Tianjin Humanda Technology Development Co., Ltd.
Zhengzhou Nanbei Instrument Equipment Co., Ltd.
Citotest Labware Manufacturing Co., Ltd.
Canfort Laboratory and Education Supplies Co., Ltd.
OPTECK MANUFACTURING GROUP LTD.
Hunan Puqi Geologic Exploration Equipment Institute (Common Partnership)
Qingdao Tlead International Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.